About the security content of macOS Monterey 12.1
This document describes the security content of macOS Monterey 12.1.
About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
macOS Monterey 12.1
Released December 13, 2021
Airport
Available for: macOS Monterey
Impact: A device may be passively tracked via BSSIDs
Description: An access issue was addressed with improved access restrictions.
CVE-2021-30987: Jason Meller, Fritz Ifert-Miller, and Joseph Sokol-Margolis of Kolide
Archive Utility
Available for: macOS Monterey
Impact: A malicious application may bypass Gatekeeper checks
Description: A logic issue was addressed with improved state management.
CVE-2021-30950: @gorelics
Audio
Available for: macOS Monterey
Impact: Parsing a maliciously crafted audio file may lead to disclosure of user information
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30960: JunDong Xie of Ant Security Light-Year Lab
Bluetooth
Available for: macOS Monterey
Impact: A device may be passively tracked by its Bluetooth MAC address
Description: A device configuration issue was addressed with an updated configuration.
CVE-2021-30986: Min (Spark) Zheng, Xiaolong Bai of Alibaba Inc.
CFNetwork Proxies
Available for: macOS Monterey
Impact: User traffic might unexpectedly be leaked to a proxy server despite PAC configurations
Description: A logic issue was addressed with improved state management.
CVE-2021-30966: Michal Rajcan of Jamf, Matt Vlasach of Jamf (Wandera)
ColorSync
Available for: macOS Monterey
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: A memory corruption issue in the processing of ICC profiles was addressed with improved input validation.
CVE-2021-30926: Jeremy Brown
CVE-2021-30942: Mateusz Jurczyk of Google Project Zero
CoreAudio
Available for: macOS Monterey
Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution
Description: A buffer overflow was addressed with improved memory handling.
CVE-2021-30957: JunDong Xie of Ant Security Light-Year Lab
Entry updated May 25, 2022
CoreAudio
Available for: macOS Monterey
Impact: Playing a malicious audio file may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30958: JunDong Xie of Ant Security Light-Year Lab
CoreBluetooth
Available for: macOS Monterey
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A logic issue was addressed with improved validation.
CVE-2021-30935: an anonymous researcher
Entry added May 25, 2022
Crash Reporter
Available for: macOS Monterey
Impact: A local attacker may be able to elevate their privileges
Description: This issue was addressed with improved checks.
CVE-2021-30945: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com)
File Provider
Available for: macOS Monterey
Impact: A malicious application may be able to bypass Privacy preferences
Description: A permissions issue was addressed with improved validation.
CVE-2021-31007: Csaba Fitzl (@theevilbit) of Offensive Security
Entry added May 25, 2022
FontParser
Available for: macOS Monterey
Impact: Processing a maliciously crafted font may result in the disclosure of process memory
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-31013: Daniel Lim Wee Soong of STAR Labs
Entry added September 16, 2022
Game Center
Available for: macOS Monterey
Impact: A malicious application may be able to read sensitive contact information
Description: A permissions issue was addressed with improved validation.
CVE-2021-31000: Denis Tokarev (@illusionofcha0s)
Entry added May 25, 2022
Graphics Drivers
Available for: macOS Monterey
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow was addressed with improved bounds checking.
CVE-2021-30977: Jack Dates of RET2 Systems, Inc.
ImageIO
Available for: macOS Monterey
Impact: Processing a maliciously crafted image may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30939: Mickey Jin (@patch1t) of Trend Micro, Jaewon Min of Cisco Talos, Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
Entry updated May 25, 2022
Intel Graphics Driver
Available for: macOS Monterey
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A buffer overflow was addressed with improved bounds checking.
CVE-2021-30981: Liu Long of Ant Security Light-Year Lab, Jack Dates of RET2 Systems, Inc.
Entry updated May 25, 2022
IOMobileFrameBuffer
Available for: macOS Monterey
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved state handling.
CVE-2021-30996: Saar Amar (@AmarSaar)
IOUSBHostFamily
Available for: macOS Monterey
Impact: A remote attacker may be able to cause unexpected application termination or heap corruption
Description: A race condition was addressed with improved locking.
CVE-2021-30982: Weiteng Chen, Zheng Zhang, and Zhiyun Qian of UC Riverside, and Yu Wang of Didi Research America
Kernel
Available for: macOS Monterey
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption vulnerability was addressed with improved locking.
CVE-2021-30937: Sergei Glazunov of Google Project Zero
Kernel
Available for: macOS Monterey
Impact: An application may be able to execute arbitrary code with kernel privileges
Description: A use after free issue was addressed with improved memory management.
CVE-2021-30927: Xinru Chi of Pangu Lab
CVE-2021-30980: Xinru Chi of Pangu Lab
Kernel
Available for: macOS Monterey
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A memory corruption issue was addressed with improved state management.
CVE-2021-30949: Ian Beer of Google Project Zero
Kernel
Available for: macOS Monterey
Impact: An attacker in a privileged network position may be able to execute arbitrary code
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30993: OSS-Fuzz, Ned Williamson of Google Project Zero
Kernel
Available for: macOS Monterey
Impact: A malicious application may be able to execute arbitrary code with kernel privileges
Description: A race condition was addressed with improved state handling.
CVE-2021-30955: Zweig of Kunlun Lab
LaunchServices
Available for: macOS Monterey
Impact: A malicious application may bypass Gatekeeper checks
Description: A logic issue was addressed with improved state management.
CVE-2021-30976: chenyuwang (@mzzzz__) and Kirin (@Pwnrin) of Tencent Security Xuanwu Lab
LaunchServices
Available for: macOS Monterey
Impact: A malicious application may bypass Gatekeeper checks
Description: A logic issue was addressed with improved validation.
CVE-2021-30990: Ron Masas of BreakPoint.sh
Messages
Available for: macOS Monterey
Impact: A malicious user may be able to leave a messages group but continue to receive messages in that group
Description: An issue in the handling of group membership was resolved with improved logic.
CVE-2021-30943: Joshua Sardella
Entry added May 25, 2022
Model I/O
Available for: macOS Monterey
Impact: Multiple issues in HDF5
Description: Multiple issues were addressed by removing HDF5.
CVE-2021-31009: Mickey Jin (@patch1t) of Trend Micro
Entry added May 25, 2022
Model I/O
Available for: macOS Monterey
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30971: Ye Zhang (@co0py_Cat) of Baidu Security
Model I/O
Available for: macOS Monterey
Impact: Processing a maliciously crafted file may disclose user information
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2021-30973: Ye Zhang (@co0py_Cat) of Baidu Security
Model I/O
Available for: macOS Monterey
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: An out-of-bounds write issue was addressed with improved bounds checking.
CVE-2021-30929: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
Model I/O
Available for: macOS Monterey
Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30979: Mickey Jin (@patch1t) of Trend Micro
Model I/O
Available for: macOS Monterey
Impact: Processing a maliciously crafted USD file may disclose memory contents
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30940: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
CVE-2021-30941: Rui Yang and Xingwei Lin of Ant Security Light-Year Lab
Preferences
Available for: macOS Monterey
Impact: A malicious application may be able to elevate privileges
Description: A race condition was addressed with improved state handling.
CVE-2021-30995: Mickey Jin (@patch1t) of Trend Micro, Mickey Jin (@patch1t)
Sandbox
Available for: macOS Monterey
Impact: A malicious application may be able to bypass certain Privacy preferences
Description: A validation issue related to hard link behavior was addressed with improved sandbox restrictions.
CVE-2021-30968: Csaba Fitzl (@theevilbit) of Offensive Security
Sandbox
Available for: macOS Monterey
Impact: A malicious application may be able to bypass certain Privacy preferences
Description: A logic issue was addressed with improved restrictions.
CVE-2021-30946: @gorelics, and Ron Masas of BreakPoint.sh
Entry updated May 11, 2023
Sandbox
Available for: macOS Monterey
Impact: An application may be able to access a user's files
Description: An access issue was addressed with additional sandbox restrictions.
CVE-2021-30947: Csaba Fitzl (@theevilbit) of Offensive Security
Script Editor
Available for: macOS Monterey
Impact: A malicious OSAX scripting addition may bypass Gatekeeper checks and circumvent sandbox restrictions
Description: This issue was addressed by disabling execution of JavaScript when viewing a scripting dictionary.
CVE-2021-30975: Ryan Pickren (ryanpickren.com)
SQLite
Available for: macOS Monterey
Impact: A malicious app may be able to access data from other apps by enabling additional logging
Description: A logic issue was addressed with improved state management.
CVE-2021-30944: Wojciech Reguła (@_r3ggi) of SecuRing
Entry added May 25, 2022
TCC
Available for: macOS Monterey
Impact: A malicious application may be able to bypass certain Privacy preferences
Description: This issue was addressed with improved checks.
CVE-2021-30972: Xuxiang Yang (@another1024), Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com), Csaba Fitzl (@theevilbit) of Offensive Security, jhftss (@patch1t), Wojciech Reguła (@_r3ggi)
Entry added May 25, 2022
TCC
Available for: macOS Monterey
Impact: A local user may be able to modify protected parts of the file system
Description: A logic issue was addressed with improved state management.
CVE-2021-30767: @gorelics
TCC
Available for: macOS Monterey
Impact: A malicious application may be able to bypass Privacy preferences
Description: An inherited permissions issue was addressed with additional restrictions.
CVE-2021-30964: Andy Grant of Zoom Video Communications
TCC
Available for: macOS Monterey
Impact: A malicious application may be able to bypass Privacy preferences
Description: A logic issue was addressed with improved state management.
CVE-2021-30970: Jonathan Bar Or of Microsoft
TCC
Available for: macOS Monterey
Impact: A malicious application may be able to cause a denial of service to Endpoint Security clients
Description: A logic issue was addressed with improved state management.
CVE-2021-30965: Csaba Fitzl (@theevilbit) of Offensive Security
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2021-30934: Dani Biro
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A use after free issue was addressed with improved memory management.
CVE-2021-30936: Chijin Zhou of ShuiMuYuLin Ltd and Tsinghua wingtecher lab
CVE-2021-30951: Pangu via Tianfu Cup
Entry updated May 25, 2022
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: An integer overflow was addressed with improved input validation.
CVE-2021-30952: @18f and @jq0904 of DBAPP Security‘s weibin lab via Tianfu Cup
Entry updated May 25, 2022
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A race condition was addressed with improved state handling.
CVE-2021-30984: Kunlun Lab via Tianfu Cup
Entry updated May 25, 2022
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved bounds checking.
CVE-2021-30953: Jianjun Dai of 360 Vulnerability Research Institute via Tianfu Cup
Entry updated May 25, 2022
WebKit
Available for: macOS Monterey
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A type confusion issue was addressed with improved memory handling.
CVE-2021-30954: Kunlun Lab Kunlun Lab via Tianfu Cup
Entry updated May 25, 2022
Wi-Fi
Available for: macOS Monterey
Impact: A local user may be able to cause unexpected system termination or read kernel memory
Description: This issue was addressed with improved checks.
CVE-2021-30938: Xinru Chi of Pangu Lab
Additional recognition
Admin Framework
We would like to acknowledge Simon Andersen of Aarhus University and Pico Mitchell for their assistance.
Bluetooth
We would like to acknowledge Haram Park, Korea University for their assistance.
CloudKit
We would like to acknowledge Ryan Pickren (ryanpickren.com) for their assistance.
ColorSync
We would like to acknowledge Mateusz Jurczyk of Google Project Zero for their assistance.
Contacts
We would like to acknowledge Minchan Park (03stin) for their assistance.
Kernel
We would like to acknowledge Amit Klein of Bar-Ilan University's Center for Research in Applied Cryptography and Cyber Security for their assistance.
Model I/O
We would like to acknowledge Rui Yang and Xingwei Lin of Ant Security Light-Year Lab for their assistance.
Password Manager
We would like to acknowledge Pascal Wagler for their assistance.
Entry added May 25, 2022
Security
We would like to acknowledge Halle Winkler (@Politepix) of Politepix for their assistance.
Entry added May 25, 2022
WebKit
We would like to acknowledge Peter Snyder of Brave and Soroush Karami for their assistance.
Entry updated May 25, 2022
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